| Flanges Types | Slip On, Companion, Weld Neck, Lap Joint, Long Weld Neck, Threaded, Blind |
|---|---|
| Class | 150 Lbs, Asa 300, 300 Lbs, Pn 6, 600 Lbs, 10, 16, 900 Lbs, 25, 40, 1500 Lbs, 64, 2500 Lbs Asa 150, 100, 160 |
| Size | 1/2″ (15 Nb), 48″ (1200nb) Dn10~dn5000 |
| Type | Raised Face (rf), Lap Joint Face (ljf), Large Tongue & Groove, Flat Face (ff), Large Male Female (lmf), Small Tongue, Ring Type Joint (rtj), Small Male Female (smf), Groove |
Stainless Steel Flanges Material Grade Range Size Standards Supplier in India
Metalica Forging, a top Stainless Steel Flanges Manufacturer is providing the best solutions in terms of quality and durability in manufacturing and service of flanges used in the industries. Made with the best stainless steel material ASTM A182 Grade 304/L and Grade 316/L, these flanges offer a very good resistance to corrosion, mechanical strength, and finish in their surfaces. Stainless steel flanges can be used in pressure classes of Class 150, 300, 600, and 2500, which are suitable in the operations with high pressure and high temperatures, and these flanges can provide long service life in the company harsh working conditions.
Piping systems that contain fluids, gases, and thermal loads include stainless steel flanges to form strong and corrosion resistant joints. Grade and pressure class are selected to guarantee that it is compatible with media conditions and operating temperature. The Blind Flange types are selected among others to seal the ends of the pipes and make them open to further expansion of the system or to enable future access of the system to be inspected. In a B2B Platform, the sorting of flange types, ratings and materials can be properly compared based on clearly specified tables, which assists in the selection of the appropriate components to a buyer and engineer in creating the reliable piping connection.
The complete program of stainless steel flanges is supplied according to the international standards and the needs of the project. There are other options like threaded flanges which are common where installation and maintenance are a must. These stainless steel flanges have been widely used in the oil and gas industry, petrochemical industry, power generation, water treatment, and construction projects because it has higher resistance against corrosion and is more aesthetic than carbon steel. Sophisticated production, rigorous quality check and dependable delivery time are some of the factors that have made these products more popular among industrial consumers and contractors.
| Flange Type | Material Grade | Typical Application |
|---|---|---|
| Stainless Steel Flanges | ASTM A182 304/L | Industrial Pipeline Systems |
| Stainless Steel Threaded Flanges | ASTM A182 316/L | Low to Medium Pressure Lines |
| High-Pressure SS Flanges | ASTM A182 316/L | Oil & Gas Processing Units |
| Industrial SS Flanges | ASTM A182 304/L | Water Treatment Facilities |
- Suitable for oil & gas, petrochemical, power plants, water treatment, and construction projects.
- Commonly supplied in ASTM A182 Grade 304/L and 316/L for corrosion-resistant performance.
- Available from Class 150 to Class 2500 for varied industrial requirements.
- Manufactured and tested to meet international industry standards.
- Widely sourced through reliable B2B platforms for bulk and project-based procurement.
| Material | Grade | Standard | Pressure Class | Size Range | Flange Type | Facing Type | Typical Application |
|---|---|---|---|---|---|---|---|
| Stainless Steel | ASTM A182 F304 | ASME B16.5 | Class 150–600 | ½″ – 24″ | Weld Neck / Slip-On | RF | Process & utility piping |
| Stainless Steel | ASTM A182 F316 | ASME B16.5 | Class 150–900 | ½″ – 24″ | Weld Neck / Slip-On | RF | Corrosive fluid lines |
| Stainless Steel | ASTM A182 F321 | ASME B16.5 | Class 150–600 | ½″ – 24″ | Weld Neck | RF | High-temperature services |
| Stainless Steel | ASTM A182 F347 | ASME B16.5 | Class 150–600 | ½″ – 24″ | Weld Neck | RF | Thermal cycling systems |
| Stainless Steel | ASTM A182 F304 | ASME B16.5 | Class 150–600 | ½″ – 24″ | Blind | RF | Line termination |
Type of Sub-products

Stainless Steel Orifice Flange Stainless Steel Orifice Flange
A stainless steel orifice flange is a specialized flange used with orifice meters to measure.

Stainless Steel Socket Weld Flange Stainless Steel Socket Weld Flange
A stainless steel socket weld flange is a high-strength, corrosion-resistant flange.

Stainless Steel Slip On Flange Stainless Steel Slip On Flange
A stainless steel slip-on flange is an easily installable flange that fits over the end of a pipe.
